Measure the b.b shell.
68 mm = ISO.
The funny Raleigh bike shell tended to be on really old bikes and have a 70 somthing mm b.b shell so I expect it's ISO / British.
@TheBrick(Tommy) started
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Measure the b.b shell.
68 mm = ISO.
The funny Raleigh bike shell tended to be on really old bikes and have a 70 somthing mm b.b shell so I expect it's ISO / British.